PHTFileServer.h

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// $Id: PHTFileServer.h,v 1.5 2007/10/27 14:27:57 hpereira Exp $



#ifndef __PHTFileServer_H__
#define __PHTFileServer_H__

#include <iostream>
#include <map>
#include <sstream>
#include <string>
#include <TFile.h>
//#include "MUTOO.h"
//#include "PHException.h"

class PHTFileServer
{
  
  public:
  
  static PHTFileServer& get( void )
  {
    static PHTFileServer singleton;
    return singleton;
  }
  
  virtual ~PHTFileServer();
  
  void open( const std::string& filename, const std::string& type = "RECREATE" );

  bool flush( const std::string& filename );

  bool cd( const std::string& filename );
  
  bool write( const std::string& filename );
      
  void close( void );
  
  private:
  
  PHTFileServer( void )
  {  }
  
  class SafeTFile: public TFile
  {
    
    public: 
    
    SafeTFile( const std::string& filename, const std::string& type="RECREATE" ):
      TFile( filename.c_str(), type.c_str() ),
      _filename( filename ),
      _counter( 1 )
    {}
    
    virtual ~SafeTFile( void );
    
    int& counter()
    { return _counter; }
    
    const int& counter() const
    { return _counter; }

    typedef std::map< std::string, SafeTFile* > TFileMap;
    
    static TFileMap& file_map( void ) 
    { return _map; }
    
    private:
    
    std::string _filename;
    
    int _counter;
  
    static TFileMap _map;
    
  };

};

#endif